13906508720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{188333}}^1$

素因数の和:188430

約数の個数: 80

約数和(自身を含む): 35310364992

約数和(自身を除く): 21403856272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1420, 1846, 2840, 3692, 4615, 5680, 7384, 9230, 14768, 18460, 36920, 73840, 188333, 376666, 753332, 941665, 1506664, 1883330, 2448329, 3013328, 3766660, 4896658, 7533320, 9793316, 12241645, 13371643, 15066640, 19586632, 24483290, 26743286, 39173264, 48966580, 53486572, 66858215, 97933160, 106973144, 133716430, 173831359, 195866320, 213946288, 267432860, 347662718, 534865720, 695325436, 869156795, 1069731440, 1390650872, 1738313590, 2781301744, 3476627180, 6953254360, 13906508720]

約数ペア:

[(1, 13906508720), (2, 6953254360), (4, 3476627180), (5, 2781301744), (8, 1738313590), (10, 1390650872), (13, 1069731440), (16, 869156795), (20, 695325436), (26, 534865720), (40, 347662718), (52, 267432860), (65, 213946288), (71, 195866320), (80, 173831359), (104, 133716430), (130, 106973144), (142, 97933160), (208, 66858215), (260, 53486572), (284, 48966580), (355, 39173264), (520, 26743286), (568, 24483290), (710, 19586632), (923, 15066640), (1040, 13371643), (1136, 12241645), (1420, 9793316), (1846, 7533320), (2840, 4896658), (3692, 3766660), (4615, 3013328), (5680, 2448329), (7384, 1883330), (9230, 1506664), (14768, 941665), (18460, 753332), (36920, 376666), (73840, 188333)]